Hello!
I am Sumit

I build Agentic AI solutions for a living and love to explore the intersection of AI, Music and Design.

0+ Years in Data Science & Machine Learning
50M+ Value Generated through projects
30+ Solutions Delivered over 7 years
15 Team Members Led & Coached
SK

I'm a Senior Manager at American Express, leading a team of 3 researchers in the Generative AI Research team. My work focuses on building agentic AI solutions, improving AI adoption across global locations through workshops and building solutions supporting AI adoption at scale.

Beyond work, I'm passionate about exploring the intersection of AI, music and design. I enjoy building fun side projects, writing about AI and data science, and playing drums.

Generative AI Agentic AI Deep Learning Data Science PySpark Python

Leading GenAI Research

I lead the GenAI adoption effort within the Credit & Fraud Risk (CFR) business unit at American Express, delivering training sessions, workshops, and building solutions to drive enterprise-wide adoption of GenAI across global locations in the US, India, and Singapore.


Building Machine Learning Solutions

Over 7+ years in data science, I've delivered 26 end-to-end ML solutions spanning a wide spectrum of techniques including XGBoost, kNN, time-series modeling.


Coaching & Leading Teams

I've coached 9 analysts and led teams of up to 7 across global stakeholders in the US, India, and Singapore while onboarding 10+ new colleagues and peers over the years

Experience Timeline

July 2025 – Present
American Express
Sr. Manager, AI Labs - Gen AI Research
  • Conducted 15 distinct training sessions reaching 2,000+ people, achieving 95%+ adoption across the business unit
  • Partnered with cross-functional teams to architect solutions tackling real challenges — including a scaling engine and PII redaction pipelines
  • Currently building a generic Agentic AI framework for the enterprise, enabling users to connect with data hosted on cloud compute and Confluence
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Feb 2022 – Oct 2024
American Express
Manager, Data Science
Leading a team of 4 analysts in the Global Commercial & Merchant Data Science team at AmEx. Building future spend and lending need prediction models for Small and Medium Enterprises in the US. Directly influencing credit and product strategy at scale.
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Dec 2018 – Jan 2022
American Express
Analyst, Data Science
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Jul 2017 – Dec 2018
Indus Towers
Assistant Manager – Energy BU
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Apr 2016 – May 2016
Crisp Analytics (now Lumiq.ai)
Data Science Intern
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Apr 2015 – May 2015
Startup
Front-End Developer
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Nine Years, One Page

A year-by-year look at the milestones along the way.

'17
Management Trainee

Joined Indus Towers as a Management Trainee in Corporate Energy. Analysed billing data across 100K+ telecom sites, uncovering ₹84M in revenue opportunities and presenting findings directly to the CEO.

Promoted to Assistant Manager at Indus Towers, piloting a Power BI dashboard for energy consumption monitoring. Joined American Express in December as a Data Science Analyst.

'18
Joined American Express
'19
Size‑of‑Wallet Models

Single‑handedly delivered 7 of 14 kNN and XGBoost models estimating size‑of‑wallet for 2.8M US small businesses — an early, defining win.

Presented auto‑retraining model research at a conference in Hyderabad and deployed an AutoML pipeline into production. When COVID hit, built and shipped an XGBoost model in 5 weeks to power the Financial Relief Program.

'20
AutoML & the FRP Model
'21
End‑to‑End Modeling Pipeline

Built a variable‑selection pipeline and an end‑to‑end modeling pipeline — laying the technical foundation the team would build on for years.

Promoted to Manager, Commercial Decision Science. Led spend and ADB modeling for the Kabbage Business Checking Account and Kabbage Line of Credit products.

'22
Promoted to Manager
'23
Led a Team of 7

Led a team of 7 analysts delivering 8 modeling solutions, while overseeing RNN research to improve spend estimates.

Built an S‑learner framework for predicting spend and ADB, fundamentally revamping a decade‑old framework — recognised among the top 1% across the business unit. Promoted to Senior Manager in November.

'24
Revamped a Decade‑Old Framework
'25
Moved into Gen AI Research

Transitioned into the Gen AI Research team at AI Labs and deployed Finsights — a Gen AI risk‑signal system — into production.

Ran enterprise ChatGPT workshops training colleagues at scale, while researching Agentic AI frameworks and building the next generation of solutions.

'26
Scaling Agentic AI

Skills & Expertise

Currently Exploring
AI advancements I'm actively learning and building with
Large Language Models Agentic AI Prompt Engineering RAG Systems Generative AI Audio/Music AI Investing Research Book Summaries
Artificial Intelligence & ML
From classical ML to deep learning — building models that predict, classify, and generate value at enterprise scale.
Machine Learning Deep Learning NLP Generative AI LLMs Predictive Modeling Churn Models Feature Engineering Machine Learning Deep Learning NLP Generative AI LLMs Predictive Modeling
Data Analytics
End-to-end data pipelines, business intelligence, and visual storytelling.
Python PySpark SQL Excel
Visualization
Communicating complex data with clarity and precision.
Plotly Matplotlib Tableau Power BI
Leadership
Building high-performing teams, coaching analysts, and presenting to stakeholders.
Delegation Coaching Presenting
Design & Web
From Adobe Suite to front-end code — designing for clarity and impact.
HTML/CSS Photoshop Illustrator

Life beyond
the model

What keeps me curious, creative, and sane.

Education

MBA
PGDM, Marketing & Systems
IIM Lucknow
2015 – 2017
B.TECH
Mechanical Engineering
Engineering College
2010 – 2014

Got an idea?
Let's build it.

Whether it's an ML collaboration, a data challenge, or just a good conversation — my inbox is open.

Send me an email